! Started logfile: /vlbi/uf001/uva//J1846+2036_X_dfm.log on Mon Jan 14 04:47:31 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1846+2036_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1846+2036_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99961 visibilities/baseline/integration-bin. ! Found source: J1846+2036 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 30768 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1846+2036_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002532Jy sigma=25.742503 ! Fit after self-cal, rms=0.969118Jy sigma=24.888184 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.706 mas, bmaj=1.578 mas, bpa=-5.812 degrees ! Estimated noise=0.303086 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244822 Jy ! Component: 100 - total flux cleaned = 0.0301119 Jy ! Total flux subtracted in 100 components = 0.0301119 Jy ! Clean residual min=-0.001876 max=0.002045 Jy/beam ! Clean residual mean=0.000002 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.0301119 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0301119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055254Jy sigma=1.337460 ! Fit after self-cal, rms=0.053314Jy sigma=1.285251 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00426954 Jy ! Component: 100 - total flux cleaned = 0.00586565 Jy ! Total flux subtracted in 100 components = 0.00586565 Jy ! Clean residual min=-0.001701 max=0.001747 Jy/beam ! Clean residual mean=-0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0359775 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.0359775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052935Jy sigma=1.274898 ! Fit after self-cal, rms=0.052938Jy sigma=1.274786 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9117 mas, bmaj=1.868 mas, bpa=-4.731 degrees ! Estimated noise=0.16489 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151353 Jy ! Component: 100 - total flux cleaned = 0.00232691 Jy ! Component: 150 - total flux cleaned = 0.00283736 Jy ! Component: 200 - total flux cleaned = 0.00317699 Jy ! Total flux subtracted in 200 components = 0.00317699 Jy ! Clean residual min=-0.001438 max=0.001505 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0391545 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 0.0391545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052896Jy sigma=1.273565 ! Fit after self-cal, rms=0.052909Jy sigma=1.273424 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9117 x 1.868 at -4.731 degrees (North through East) ! Clean map min=-0.0014179 max=0.03547 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.95 HN 1.00 KP 1.00 ! LA 1.03 MK 1.02 NL 1.20 OV 0.90 ! PT 0.87 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.01 HN 0.91 KP 1.02 ! LA 0.91 MK 1.06 NL 1.26 OV 0.94 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.92 HN 0.95 KP 1.04 ! LA 1.10 MK 1.06 NL 1.18 OV 0.87 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.08 HN 0.93 KP 1.03 ! LA 1.03 MK 1.00 NL 1.24 OV 0.94 ! PT 0.86 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.93 KP 1.11 ! LA 1.09 MK 1.02 NL 1.13 OV 0.95 ! PT 0.82 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.10 HN 0.94 KP 1.01 ! LA 0.96 MK 0.96 NL 1.17 OV 0.94 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.99 KP 1.18 ! LA 0.98 MK 1.03 NL 1.26 OV 0.91 ! PT 0.87 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.97 HN 0.89 KP 1.15 ! LA 1.00 MK 1.09 NL 1.20 OV 0.83 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.95 KP 1.02 ! LA 0.94 MK 0.99 NL 1.14 OV 0.88 ! PT 0.81 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.95 KP 1.10 ! LA 0.95 MK 1.08 NL 1.26 OV 0.87 ! PT 0.80 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.96 KP 1.05 ! LA 1.00 MK 0.96 NL 1.25 OV 0.89 ! PT 0.78 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 0.90 KP 1.06 ! LA 1.07 MK 0.97 NL 1.24 OV 0.88 ! PT 0.89 SC 0.92 ! ! ! Fit before self-cal, rms=0.052909Jy sigma=1.273424 ! Fit after self-cal, rms=0.052065Jy sigma=1.265766 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9118 mas, bmaj=1.888 mas, bpa=-4.306 degrees ! Estimated noise=0.164555 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000107547 Jy ! Component: 100 - total flux cleaned = -0.000139557 Jy ! Component: 150 - total flux cleaned = -0.000167672 Jy ! Component: 200 - total flux cleaned = -0.000192677 Jy ! Total flux subtracted in 200 components = -0.000192677 Jy ! Clean residual min=-0.000867 max=0.000855 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0389618 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.0389618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052061Jy sigma=1.265678 ! Fit after self-cal, rms=0.052151Jy sigma=1.264545 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052151Jy sigma=1.264545 ! Fit after self-cal, rms=0.053108Jy sigma=1.261218 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9147 mas, bmaj=1.89 mas, bpa=-4.475 degrees ! Estimated noise=0.164768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000251001 Jy ! Component: 100 - total flux cleaned = -0.000308299 Jy ! Component: 150 - total flux cleaned = -0.00033514 Jy ! Component: 200 - total flux cleaned = -0.000359269 Jy ! Total flux subtracted in 200 components = -0.000359269 Jy ! Clean residual min=-0.000835 max=0.000828 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0386025 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.0386025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053106Jy sigma=1.261160 ! Fit after self-cal, rms=0.053172Jy sigma=1.260482 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-17.8, 43.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000536599 Jy ! Component: 100 - total flux cleaned = 0.000504445 Jy ! Component: 150 - total flux cleaned = 0.000451782 Jy ! Component: 200 - total flux cleaned = 0.000405452 Jy ! Total flux subtracted in 200 components = 0.000405452 Jy ! Clean residual min=-0.000800 max=0.000829 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.039008 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.039008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053160Jy sigma=1.260170 ! Fit after self-cal, rms=0.053159Jy sigma=1.260109 ! Inverting map ! Added new window around map position (32.4, 46.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635536 Jy ! Component: 100 - total flux cleaned = 0.000637456 Jy ! Component: 150 - total flux cleaned = 0.000637786 Jy ! Component: 200 - total flux cleaned = 0.000626177 Jy ! Total flux subtracted in 200 components = 0.000626177 Jy ! Clean residual min=-0.000780 max=0.000778 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0396342 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 79 components and 0.0396342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053147Jy sigma=1.259822 ! Fit after self-cal, rms=0.053142Jy sigma=1.259768 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053142Jy sigma=1.259768 ! Fit after self-cal, rms=0.053421Jy sigma=1.259572 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9155 mas, bmaj=1.892 mas, bpa=-4.509 degrees ! Estimated noise=0.164127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000315758 Jy ! Component: 100 - total flux cleaned = 0.000290831 Jy ! Component: 150 - total flux cleaned = 0.000245015 Jy ! Component: 200 - total flux cleaned = 0.00022344 Jy ! Total flux subtracted in 200 components = 0.00022344 Jy ! Clean residual min=-0.000787 max=0.000795 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0398576 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 85 components and 0.0398576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053414Jy sigma=1.259428 ! Fit after self-cal, rms=0.053437Jy sigma=1.259369 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.41006e-05 Jy ! Component: 100 - total flux cleaned = 2.13397e-05 Jy ! Component: 150 - total flux cleaned = 1.41216e-06 Jy ! Component: 200 - total flux cleaned = -2.68522e-05 Jy ! Total flux subtracted in 200 components = -2.68522e-05 Jy ! Clean residual min=-0.000795 max=0.000799 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0398308 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 92 components and 0.0398308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053433Jy sigma=1.259284 ! Fit after self-cal, rms=0.053430Jy sigma=1.259268 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053430Jy sigma=1.259268 ! Fit after self-cal, rms=0.053538Jy sigma=1.259247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=2.912 mas, bpa=-2.806 degrees ! Estimated noise=0.202342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.18818e-05 Jy ! Component: 100 - total flux cleaned = -5.8181e-05 Jy ! Component: 150 - total flux cleaned = -9.3447e-05 Jy ! Component: 200 - total flux cleaned = -0.000118673 Jy ! Total flux subtracted in 200 components = -0.000118673 Jy ! Clean residual min=-0.001080 max=0.000835 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0397121 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.0397121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053536Jy sigma=1.259214 ! Fit after self-cal, rms=0.053540Jy sigma=1.259194 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.53187e-05 Jy ! Component: 100 - total flux cleaned = 1.28622e-05 Jy ! Component: 150 - total flux cleaned = 1.29873e-05 Jy ! Component: 200 - total flux cleaned = 7.35931e-06 Jy ! Total flux subtracted in 200 components = 7.35931e-06 Jy ! Clean residual min=-0.001074 max=0.000824 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0397195 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 0.0397195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053539Jy sigma=1.259185 ! Fit after self-cal, rms=0.053538Jy sigma=1.259179 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=1.892 mas, bpa=-4.515 degrees ! Estimated noise=0.163998 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9157 x 1.892 at -4.515 degrees (North through East) ! Clean map min=-0.00073535 max=0.035442 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7076 mas, bmaj=1.591 mas, bpa=-5.522 degrees ! Estimated noise=0.302494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268097 Jy ! Component: 100 - total flux cleaned = 0.0330811 Jy ! Component: 150 - total flux cleaned = 0.0355474 Jy ! Component: 200 - total flux cleaned = 0.0363183 Jy ! Total flux subtracted in 200 components = 0.0363183 Jy ! Clean residual min=-0.001724 max=0.001716 Jy/beam ! Clean residual mean=0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0363183 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0363183 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=1.892 mas, bpa=-4.515 degrees ! Estimated noise=0.163998 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162609 Jy ! Component: 100 - total flux cleaned = 0.00239063 Jy ! Component: 150 - total flux cleaned = 0.00272926 Jy ! Component: 200 - total flux cleaned = 0.00289131 Jy ! Total flux subtracted in 200 components = 0.00289131 Jy ! Clean residual min=-0.000832 max=0.000780 Jy/beam ! Clean residual mean=0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0392097 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.0392097 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=2.912 mas, bpa=-2.806 degrees ! Estimated noise=0.202342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000366724 Jy ! Component: 100 - total flux cleaned = 0.000469597 Jy ! Component: 150 - total flux cleaned = 0.000522513 Jy ! Component: 200 - total flux cleaned = 0.000550607 Jy ! Total flux subtracted in 200 components = 0.000550607 Jy ! Clean residual min=-0.001102 max=0.000824 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0397603 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.48746e-09 Jy ! Component: 100 - total flux cleaned = 8.54404e-06 Jy ! Component: 150 - total flux cleaned = 8.68225e-06 Jy ! Component: 200 - total flux cleaned = 8.56553e-06 Jy ! Total flux subtracted in 200 components = 8.56553e-06 Jy ! Clean residual min=-0.001090 max=0.000826 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0397688 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 64 components and 0.0397688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=1.892 mas, bpa=-4.515 degrees ! Estimated noise=0.163998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.10514e-05 Jy ! Component: 100 - total flux cleaned = -0.000115103 Jy ! Component: 150 - total flux cleaned = -0.000127867 Jy ! Component: 200 - total flux cleaned = -0.000139877 Jy ! Total flux subtracted in 200 components = -0.000139877 Jy ! Clean residual min=-0.000790 max=0.000782 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0396289 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.0396289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053543Jy sigma=1.259328 ! Fit after self-cal, rms=0.053544Jy sigma=1.259298 wmodel J1846+2036_X_map.mod ! Writing 81 model components to file: J1846+2036_X_map.mod wobs J1846+2036_X_uvs.fits ! Writing UV FITS file: J1846+2036_X_uvs.fits wwins J1846+2036_X_map.win ! wwins: Wrote 3 windows to J1846+2036_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000204671 Jy ! Component: 100 - total flux cleaned = -0.000328384 Jy ! Component: 150 - total flux cleaned = -0.000355108 Jy ! Component: 200 - total flux cleaned = -0.000381116 Jy ! Component: 250 - total flux cleaned = -0.000418877 Jy ! Component: 300 - total flux cleaned = -0.00039413 Jy ! Component: 350 - total flux cleaned = -0.000406244 Jy ! Component: 400 - total flux cleaned = -0.000453619 Jy ! Component: 450 - total flux cleaned = -0.000465192 Jy ! Component: 500 - total flux cleaned = -0.000488289 Jy ! Component: 550 - total flux cleaned = -0.000522298 Jy ! Component: 600 - total flux cleaned = -0.000533303 Jy ! Component: 650 - total flux cleaned = -0.000544325 Jy ! Component: 700 - total flux cleaned = -0.000555095 Jy ! Component: 750 - total flux cleaned = -0.000555008 Jy ! Component: 800 - total flux cleaned = -0.000544314 Jy ! Component: 850 - total flux cleaned = -0.0005339 Jy ! Component: 900 - total flux cleaned = -0.000502993 Jy ! Component: 950 - total flux cleaned = -0.000503013 Jy ! Component: 1000 - total flux cleaned = -0.000503051 Jy ! Component: 1050 - total flux cleaned = -0.00052291 Jy ! Component: 1100 - total flux cleaned = -0.000513042 Jy ! Component: 1150 - total flux cleaned = -0.00052296 Jy ! Component: 1200 - total flux cleaned = -0.000532751 Jy ! Component: 1250 - total flux cleaned = -0.000571057 Jy ! Component: 1300 - total flux cleaned = -0.000542424 Jy ! Component: 1350 - total flux cleaned = -0.000589626 Jy ! Component: 1400 - total flux cleaned = -0.000571051 Jy ! Component: 1450 - total flux cleaned = -0.000626588 Jy ! Component: 1500 - total flux cleaned = -0.000626605 Jy ! Component: 1550 - total flux cleaned = -0.000672079 Jy ! Component: 1600 - total flux cleaned = -0.000653992 Jy ! Component: 1650 - total flux cleaned = -0.000698814 Jy ! Component: 1700 - total flux cleaned = -0.000698909 Jy ! Component: 1750 - total flux cleaned = -0.000725358 Jy ! Component: 1800 - total flux cleaned = -0.000707683 Jy ! Component: 1850 - total flux cleaned = -0.000759796 Jy ! Component: 1900 - total flux cleaned = -0.000725221 Jy ! Component: 1950 - total flux cleaned = -0.000725156 Jy ! Component: 2000 - total flux cleaned = -0.000708251 Jy ! Component: 2050 - total flux cleaned = -0.00069146 Jy ! Component: 2100 - total flux cleaned = -0.000699905 Jy ! Component: 2150 - total flux cleaned = -0.000699965 Jy ! Component: 2200 - total flux cleaned = -0.000749663 Jy ! Component: 2250 - total flux cleaned = -0.000708454 Jy ! Component: 2300 - total flux cleaned = -0.000724835 Jy ! Component: 2350 - total flux cleaned = -0.00074105 Jy ! Component: 2400 - total flux cleaned = -0.000741106 Jy ! Component: 2450 - total flux cleaned = -0.000733096 Jy ! Component: 2500 - total flux cleaned = -0.000756955 Jy ! Component: 2550 - total flux cleaned = -0.000780699 Jy ! Component: 2600 - total flux cleaned = -0.000812248 Jy ! Component: 2650 - total flux cleaned = -0.000796547 Jy ! Component: 2700 - total flux cleaned = -0.000827741 Jy ! Component: 2750 - total flux cleaned = -0.000819901 Jy ! Component: 2800 - total flux cleaned = -0.000842987 Jy ! Component: 2850 - total flux cleaned = -0.000843013 Jy ! Component: 2900 - total flux cleaned = -0.000843039 Jy ! Component: 2950 - total flux cleaned = -0.000865767 Jy ! Component: 3000 - total flux cleaned = -0.000850652 Jy ! Component: 3050 - total flux cleaned = -0.000835605 Jy ! Component: 3100 - total flux cleaned = -0.000887824 Jy ! Component: 3150 - total flux cleaned = -0.000865523 Jy ! Component: 3200 - total flux cleaned = -0.000872905 Jy ! Component: 3250 - total flux cleaned = -0.000865639 Jy ! Component: 3300 - total flux cleaned = -0.00088024 Jy ! Component: 3350 - total flux cleaned = -0.000872935 Jy ! Component: 3400 - total flux cleaned = -0.000901893 Jy ! Component: 3450 - total flux cleaned = -0.0008731 Jy ! Component: 3500 - total flux cleaned = -0.000894688 Jy ! Component: 3550 - total flux cleaned = -0.000887566 Jy ! Component: 3600 - total flux cleaned = -0.000915907 Jy ! Component: 3650 - total flux cleaned = -0.000873529 Jy ! Component: 3700 - total flux cleaned = -0.000845341 Jy ! Component: 3750 - total flux cleaned = -0.000880336 Jy ! Component: 3800 - total flux cleaned = -0.00088037 Jy ! Component: 3850 - total flux cleaned = -0.00087344 Jy ! Component: 3900 - total flux cleaned = -0.000914926 Jy ! Component: 3950 - total flux cleaned = -0.000908048 Jy ! Component: 4000 - total flux cleaned = -0.000880737 Jy ! Component: 4050 - total flux cleaned = -0.000907968 Jy ! Total flux subtracted in 4096 components = -0.00090119 Jy ! Clean residual min=-0.000381 max=0.000427 Jy/beam ! Clean residual mean=0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0387278 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 391 components and 0.0387277 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1846+2036_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9157 x 1.892 at -4.515 degrees (North through East) ! Clean map min=-0.0005751 max=0.035259 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1846+2036_X_map.fits wmodel /vlbi/uf001/uva//J1846+2036_X_map.mod ! Writing 391 model components to file: /vlbi/uf001/uva//J1846+2036_X_map.mod wobs /vlbi/uf001/uva//J1846+2036_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1846+2036_X_uvs.fits wwins /vlbi/uf001/uva//J1846+2036_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1846+2036_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0352588 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117683 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00131 1.00131 2.00262 4.00523 8.01046 16.0209 32.0419 64.0837 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 299.608 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1846+2036_X_dfm.log closed on Mon Jan 14 04:47:37 2019